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    Wegovy® Tablets

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    The Wegovy tablet is, as its name implies, the pill form of the weight loss treatment Wegovy. 

    On this page, we’ll cover: 

    • What is the Wegovy pill – How it works and how it assists weight loss 

    • The difference between Wegovy pills and Wegovy injections – Dosage differences, usage instructions, etc.

    • Wegovy pill side effects – Including nausea, constipation and stomach pain

    What is the Wegovy tablet? 

    The Wegovy tablet is the pill form of Wegovy, which is used to assist in weight management. These contain the same active ingredient as Wegovy, semaglutide, and act in the same way to help patients lose weight. 

    How does the Wegovy tablet work? 

    The semaglutide in the Wegovy tablet is a GLP-1 receptor agonist. This means it mimics the effects of the hormone GLP-1, which is normally found in the intestine and released when you eat. It’s used to stimulate insulin secretion and can affect appetite. 

    By imitating the effects of GLP-1, semaglutide can: 

    • Reduce your appetite and reduce ‘food noise’ 

    • Slow how long it takes for food to leave the stomach (increasing how long you feel full) 

    • Increase insulin secretion when blood sugar levels are high 

    Overall, this encourages you to eat less. This could help you lose weight combined with healthy changes to your lifestyle like a reduced-calorie diet and increasing the amount of regular exercise you do. 

    How long does the Wegovy tablet take to work? 

    Wegovy can start to affect your appetite and cravings within the first few weeks. It can take longer for noticeable effects on weight loss, though this can be helped by the healthy lifestyle changes mentioned in the section above. 

    Who can take the Wegovy tablet? 

    As a prescription-only medicine (POM) you would only be able to be prescribed Wegovy pill if it’s suitable for you (as determined by a clinician). It is not an appropriate treatment for everyone. 

    Wegovy is discouraged if: 

    • You suffer from severe digestive problems like gastroparesis 

    • You are allergic to semaglutide 

    • You are pregnant, trying to become pregnant or breastfeeding 

    How do you take Wegovy tablets? 

    Wegovy tablets should be taken: 

    • Once a day 

    • First thing in the morning on an empty stomach 

    • At least 30 minutes before you eat / drink / take any other medication 

    • Swallowed whole with a small sip of water 

    New patients will start on the lowest dose of the treatment and increase after a 30-day period until they’re on the maximum dose. This is done to gradually allow your body to get used to the medication and reduce the chance of suffering from side effects. 

    Wegovy tablet dosages and dosing schedule 

    The dosages for Wegovy are: 

    Dose 

    Days on dose 

    1.5 mg tablet once daily 

    At least one month

    4 mg tablet once daily 

    At least one month

    9 mg tablet once daily 

    At least one month

    25 mg tablet once daily 

    At least one month

    How effective is the Wegovy tablet for weight loss? 

    In the OASIS 4 trial, people taking Wegovy 25 mg tablets lost an average of 13.6% of their body weight after 64 weeks, compared with 2.2% with placebo. All patients in the trial followed a reduced-calorie diet and increased physical activity.

    The results of this trial also summarised:

    Amount of weight
    lost after 64 weeks
    % of people
    taking Wegovy
    25 mg tablets
    % of people
    on placebo
    At least 5%
    weight loss
    76.3%30.5%
    At least 10%
    weight loss
    59.8%14.1%
    At least 15%
    weight loss
    47%5.4%
    At least 20%
    weight loss
    27.9%3.0%

    What are the differences between Wegovy injections and Wegovy tablets? 

    The main differences between Wegovy as an injection and as a pill are: 

    • How they’re taken 

    • How often they’re taken – the injection weekly, the tablet daily 

    • Available dosage strength 

    Both forms contain semaglutide, but they are different formulations with different dosing schedules and instructions for use. They should not be swapped, combined or changed without advice from a clinician.

    Can I switch from the Wegovy injection to the Wegovy pill? 

    Patients using semaglutide injection may be able to switch to semaglutide tablets only where a clinician confirms this is suitable. The timing and starting dose must be decided by the clinician.

    For more information, read our article on switching treatments.

    Wegovy pill side effects 

    Side effects were reported by patients on the clinical trials for the Wegovy pill. The most common of these was adverse gastrointestinal effects, which 74% of patients suffered from (compared to 42.2% on placebo). 

    Other very common side effects of Wegovy (i.e. those that may affect more than 1 in 10 people) include: 

    • Feeling and being sick 

    • Diarrhoea 

    • Constipation 

    • Stomach pain 

    • Headaches 

    • Feeling weak / tired 

    Some side effects may improve as the body adjusts, but patients should seek clinical advice if side effects are severe, persistent or concerning. 

    Common side effects (may affect up to 1 in 10 people) include: 

    • Dizziness 

    • Upset stomach 

    • Burping and gas 

    • Bloating or inflamed stomach 

    • Indigestion, reflux or heartburn 

    • Gallstones 

    • Hair loss 

    • Changes to skin sensation 

    • Low blood sugar

    • Change in the way food and drink tastes 

    If you experience side effects, talk to your doctor or a clinician. For less common possible side effects, consult the patient information leaflet for Wegovy. 

    Mounjaro® vs. Wegovy® vs. Orlistat vs. Xenical®: Weight loss treatment comparison

    Treatment Mounjaro injection® Wegovy injection® Wegovy tablets® Orlistat/Xenical tablets
    Active ingredient Tirzepatide Semaglutide Semaglutide Orlistat
    Type of treatment GIP/GLP-1 receptor agonist GLP-1 receptor agonist GLP-1 receptor agonist Lipase inhibitor
    How it's taken Once-weekly injection Once-weekly injection Daily tablet Tablet taken up to 3 times daily with meals
    How it works Helps control appetite, reduces food cravings and keeps you feeling fuller for longer Helps control appetite and keeps you feeling fuller for longer Helps control appetite and keeps you feeling fuller for longer Reduces the amount of fat absorbed from food
    People who achieved meaningful weight loss* Up to 96% Up to 93% Up to 76.3% Around 45%

    *Meaningful weight loss means losing enough weight to deliver important health benefits and is defined in clinical studies as losing at least 5% of your starting body weight.

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    2. UK clinicians with NHS experience here to help before, during and after your consultation†

    3. Unlimited 1-to-1 same day* clinical support *messages received by 4pm

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      Wegovy pill FAQs

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      Can I buy Wegovy pills online or over the counter?

      Wegovy is a prescription-only medicine (POM), meaning you will need a prescription for the treatment before you are able to access it.  

      If you’re able to buy Wegovy tablets online or over-the-counter without a prescription, be careful as this may be a counterfeit treatment

      What’s the difference between Wegovy pills and other weight loss tablets?

      While there are other weight loss tablets available from medical services, these operate in a different way to Wegovy. For example: 

      • Treatments like Orlistat and Xenical work by stopping your body from breaking down a percentage of the fat you’ve eaten (which is passed out with your stools) 

      These are both different to the GLP-1 mimicking process of Wegovy tablets (outlined above). 

      Does Wegovy affect birth control pills?

      There is no evidence to suggest that Wegovy directly affects the contraceptive pill – in fact it’s recommended that patients use contraception while on Wegovy. However, side effects of Wegovy, like vomiting or diarrhoea, may affect whether a contraceptive pill is absorbed if they occur shortly after it has been taken. If this happens to you, consult the patient information leaflet for your birth control pill.

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